- Shanghai Wechem Chemical Co ., Ltd
- ammonia, chlorine, germane, sulfur hexafluoride, silane, nitric oxide, nitrous oxide, neon, hydrogen, methane, carbon monoxide, helium, xeno.
- Address:China ( Shanghai ) Pilot Free Trade Zone , Meisheng Road No.177 , Three Building 619 ,6F Room Shanghai, Shanghai
- Fujian Deer Technology Co., Ltd
- SF6, Sulfur hexafluoride, Refrigerat Gas, Tetrafluoromethane CF4.
- Address:JiaoYang Industrial Zone,ShangHang County,LongYan,Fujian,China Longyan, Fujia